Layout – Sensaphone 1800 User Manual
Page 21
Chapter 1: Introduction
19
LAYOUT
D
Figure 1: Sensaphone 1800 diagram
1. Programming Keypad
2. Grounding Lug
3. 15VDC Power Jack
4. N.O./N.C. Relay Output
Terminals
5. 8 Zone Terminals
6. Speaker Grille
7. Power Button
8. Phone Network/Extension
Terminals
9. External Mic Terminals
10. Built-in Condenser Mic
11. System On LED
12. Phone-in-use LED
13. Output On LED
14. Battery OK LED
15. Zone Alarm LEDs